#ifndef EXIT_H_
#define EXIT_H_

#include "USART.h"                  

#define DS3231_INT_GPIO_PORT                GPIOA
#define DS3231_INT_GPIO_CLK                 RCC_AHB1Periph_GPIOA
#define DS3231_INT_GPIO_PIN                 GPIO_Pin_2											//PE9
#define DS3231_INT_EXTI_PORTSOURCE          EXTI_PortSourceGPIOA
#define DS3231_INT_EXTI_PINSOURCE           EXTI_PinSource2
#define DS3231_INT_EXTI_LINE                EXTI_Line2
#define DS3231_INT_EXTI_IRQ                 EXTI2_IRQn

#define DS3231_IRQHandler                   EXTI2_IRQHandler


void EXTI_DS3231_Config(void);






















#endif


